Improvement in baby-jumpers



' same.

UNITED STATES PATENT OEE-ICE.

ROBERT W. CALDWELL, OF ZANESVILLE, OHIO.

IMPROVEMENT IN BABY-JUMPERS.

Specification forming part of Letters Patent No. 150,825, dated May 12, 1874 application iled March 16, 1874.

To all 'whom it may concern:

Be it known that I, Maj. ROBERT W. CALD- WELL, vof Zanesville, in the county of Muskingum and in the State of Ohio, have i11- vented certain new and useful Improvements in Vertical Cradles; and do hereby declare that the followingis a full, clear, and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon, making a part of this specication.

The nature of my invention consists in the construction and arrangement of a vertical cradle, as will be hereinafter more fully set forth.

In order to enable others skilled in the art to which my invention appertains to make and use the same, I Will now proceed to describe its .construction and operation, referring to the annexed drawing, in Which- Figure 1 is a side elevation of my invention, and Fig. 2 is a plan View of the base thereof.

A represents the base of my vertical cradle, made in the form of a cross, and provided in the center with a short vertical standard, B. The upper end of this standard is forked, and a bar, U, is pivoted through its center in the Each end of the bar C is supported on aspiral spring, D, to give suitable exibility to the entire motion of the cradle or crib. E represents the crib, which may be made of any form or shape desired, and provided, onvits under side, with suitable loops a a, to pass over a bar, G, the crib being adjusted and held on said bar by means of a set-screw, b, so that the crib can be moved to suit the Weight of the baby to be placed therein. The bar G is, at one end, supported from one end ofthe oscillating bar C by means of a iiat metal spring, Il, which may be constructed in any suitable manner. In the drawing I have shown various kinds of springs for this purpose; but Iv do not conne myself to any particular form or shape. v

Havingthus fully described my invention, What I claim as new, and desire to secure by Letters Patent, is-

1. The combination, With the base A and forked standard B, ofthe oscillating bar G and springs D D, substantially as and for the purposes herein set forth.l

2. The crib E, provided With the loops t a., and adjusted upon the spring-bar G, substantially as and for the purposes herein set forth.

3. The combination of the base A, forked standard B, oscillating bar C, springs D D` and H, bar G, and adjustable crib E, all substantially as and for the purposes herein set forth.

In testimony that I claim the foregoing I have hereunto set my hand this 28th day of February, 1874.

ROBERT W'. CALDVELL.

Vvitnesscs:

J. H. GANTT, LEWIS MoonE. 

